%0 Journal Article %A R. Z. Khas'minskii %T Diffusion Processes and Elliptic Differential Equations Degenerating at the Boundary of the Domain %J Teoriâ veroâtnostej i ee primeneniâ %D 1958 %P 430-451 %V 3 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/TVP_1958_3_4_a4/ %G ru %F TVP_1958_3_4_a4